/*
 * Copyright 2013-2019 Xia Jun(3979434@qq.com).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 ***************************************************************************************
 *                                                                                     *
 *                        Website : http://www.farsunset.com                           *
 *                                                                                     *
 ***************************************************************************************
 */
package com.workcell.workdata.im.util;

import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageImpl;

import java.util.List;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.stream.Collectors;

public class PageX {

	public static  <R,T> Page<R> map(Function<T,R> mapper,Page<T> page) {
		return new PageImpl<>(page.getContent().stream().map(mapper).collect(Collectors.toList()),
				page.getPageable(),
				page.getTotalElements());
	}

	public static  <R,T> List<R> map(Function<T,R> mapper, List<T> list) {
		return list.stream().map(mapper).collect(Collectors.toList());
	}

	public static  <T> List<T> filter(Predicate<T> filter, List<T> list) {
		return list.stream().filter(filter).collect(Collectors.toList());
	}
}
